chore: bump aegir from 47.2.0 to 48.0.4

Bumps [aegir](https://github.com/ipfs/aegir) from 47.2.0 to 48.0.4.
- [Release notes](https://github.com/ipfs/aegir/releases)
- [Changelog](https://github.com/ipfs/aegir/blob/main/CHANGELOG.md)
- [Commits](ipfs/aegir@v47.2.0...v48.0.4)

---
updated-dependencies:
- dependency-name: aegir
  dependency-version: 48.0.4
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -98,7 +98,7 @@
     "@types/react-dom": "^19.1.9",
     "@types/sinon": "^21.0.1",
     "@types/wait-on": "^5.3.4",
-    "aegir": "^47.0.24",
+    "aegir": "^48.0.4",
     "body-parser": "^2.2.2",
     "cborg": "^5.1.0",
     "concurrently": "^9.1.2",